As far as the contracted build time goes we have also been given 285 days, although anecdotal evidence suggests that things may progress a bit quicker than that.
Also of interest…

Thanks guys. Looks like I might have to shop around...

I have just started to build and I am being told that the cost to lay our own supplied porcelain tiles (smaller than 400x400mm) is approx $80/m2.
This seems excessive…